

| TEST | SPECIFICATION |
| Description | White, hygroscopic pellets |
| Identify | K:Passes test
OH: Passes test |
| Test solution (10% w/v; water) | The solution is clear and colourless |
| Assay (KOH) | NLT 84 % |
| Carbonate (as K2C03) | NMT 2.0 % |
| Chloride (CI) | NMT 2.0 % |
| sulfate (SO4) | SulfNMT 0.005 % |
| Heavy Metals (as Pb) | NMT 0.001 % |
| Iron (Fe) | NMT 0.001% |